LEE KWANG IK has a total of 13 patent applications. It increased the IP activity by 0.0%. Its first patent ever was published in 1997. It filed its patents most often in Republic of Korea, Japan and United States. Its main competitors in its focus markets civil engineering, basic materials chemistry and surface technology and coating are SHANGHAI ENGINEERING MACHINERY CO LTD, GUOZHONG LI and COTTBUS BAUWESEN HOCHSCHULE.
# | Country | Total Patents | |
---|---|---|---|
#1 | Republic of Korea | 10 | |
#2 | Japan | 1 | |
#3 | United States | 1 | |
#4 | WIPO (World Intellectual Property Organization) | 1 |
# | Industry | |
---|---|---|
#1 | Civil engineering | |
#2 | Basic materials chemistry | |
#3 | Surface technology and coating |
# | Technology | |
---|---|---|
#1 | Earth drilling | |
#2 | Foundations and excavations | |
#3 | Shafts | |
#4 | Coating compositions | |
#5 | Processes for applying fluent materials |
# | Name | Total Patents |
---|---|---|
#1 | Lee Kwang Ik | 13 |
#2 | Lee Soo Young | 9 |
#3 | Lee Hyung Keun | 1 |
Publication | Filing date | Title |
---|---|---|
KR101907790B1 | Sheet file mounting type Auger drill machine and drilling method using the same | |
KR20150005054A | Tunnel grouting reinforcement method | |
KR20140052629A | Hammer bit and construction method using the same | |
KR20140036566A | Inspection apparatus for bored ground | |
KR20140014419A | Hammer bit easy to shrink and extend | |
KR20130027763A | Hammer bit structure for air circulation | |
KR20130027762A | Shield crown | |
US2010175928A1 | Hammer bit | |
KR20090016108A | Hammer bit having easiness of parts exchange | |
KR20080103666A | Hammer bit | |
KR100255055B1 | Plate coated with yellow soil and its method |